JP2000233350A - Tool unit for automatic deburring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tool unit for an automatic deburring device capable of deburring properly without scratching a surface of a workpiece by adding a floating mechanism to a brushlike body molded conically to control a pressing force. SOLUTION: This tool unit for an automatic deburring device removes burr generated in a profile peripheral fringe part after machining of a workpiece W machined by a sheet metal machining machine such as a press machine and laser machining machine. A brushlike body 1 is molded into a conical shape by a bonding material and synthetic rubber or synthetic resin to provide the shape keeping property, a shaft 2 of the brushlike body 1 is slidably inserted into a cylindrical rotation body 3, and a buffer member 4 or a buffer material is provided in a top part of the shaft 2 of the brushlike body 1 to constitute a floating mechanism FK. The cylindrical rotation body 3 can rotate freely with the brushlike body 1, and a pressing force is controlled by the floating mechanism FK to remove burr.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a tool unit of an automatic deburring device after sheet metal working.

[0002]

2. Description of the Related Art Conventionally, a brush having a flat tip or an adhesive is used to remove burrs and the like generated on a peripheral portion of a work or a workpiece processed by a sheet metal working machine such as a press machine or a laser machine. It is a common practice to use a brush-like tool that has been formed into a conical shape by solidifying with a rubber or synthetic rubber or synthetic resin.

[0003]

However, in the above-mentioned conventional example, a brush having a flat tip (for example, SW, SU) is used.
In the case of a metal brush such as S, BSW, etc., it is preferable to carry out rotary deburring polishing while holding the brush axis vertically (FIG. 4).
Automation) becomes complicated if the brush itself spreads and damages the work surface other than burrs, or if the brush is angled and inclined to rotate and grind around the site where burrs are generated (see FIG. 5), In addition, when a brush is used, which is hardened with an adhesive, synthetic rubber, synthetic resin, or the like, and is formed into a conical shape, the brush itself has no flexibility (flexibility). There are problems such as excessive or insufficient polishing or non-polishing (see FIG. 6).

The present invention has been made by paying attention to the points described above, and a floating mechanism is added to a brush-like body formed in a conical shape to control a pressing force so that a surface of a work is not damaged. An object of the present invention is to provide a tool unit of an automatic deburring device that enables a proper deburring operation.

[0005]

The present invention can solve the above-mentioned problems by providing the following constitution. (1) A tool unit of an automatic deburring device for removing burrs and the like generated on a peripheral portion of a contour after processing of a workpiece processed by a sheet metal processing machine such as a press machine or a laser processing machine. The brush-shaped body is slidably inserted into a cylindrical rotating body, and is shaped like an adhesive or a synthetic rubber or a synthetic resin to form a shape. A floating mechanism is formed by interposing a buffer member or a cushioning material in the cylindrical body, the cylindrical rotating body is rotatable together with the brush-shaped body, and the floating mechanism makes it possible to control a pressing force to remove burrs and the like. A tool unit for an automatic deburring device.

(2) The tool unit of the automatic deburring device according to the above (1), wherein the buffering member of the floating mechanism is a spring-like body.

(3) The tool unit of the automatic deburring apparatus according to the above (1), wherein the floating mechanism forms a cylinder using the buffer material as a fluid.

(4) A deburring apparatus for removing burrs and the like generated on the peripheral edge of a processed workpiece processed by a sheet metal processing machine such as a press machine or a laser processing machine. Molded with an adhesive, synthetic rubber, synthetic resin, etc. to give shape retention, connect the shaft of the brush-like body to the drive shaft of the motor that controls the rotational drive, and use a vertical guide on the side of the motor body. A guide engaging portion is provided to be slidable in the vertical direction together with the brush-like body by engaging, and a spring-floating mechanism is formed by interposing a spring member as a buffer member on the top of the motor body to control the pressing force. A tool unit of an automatic deburring device, which is capable of removing burrs and the like.

(5) The buffer member is a fluid cylinder,
The tool unit of the automatic deburring apparatus according to the above (4), wherein the fluid cylinder is interposed at the top of the motor body to constitute a floating mechanism using the fluid cylinder.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below.

FIG. 1 is a longitudinal sectional side view showing an embodiment of a tool unit of an automatic deburring apparatus according to the present invention, and FIG.
FIG. 3 is a side view showing the form of the second embodiment, FIG. 3 is a side view showing the form of the third embodiment, FIG. 4 is a view for explaining the situation when a brush having a flat tip is used, and FIG. FIG. 6 is an explanatory view of a situation in which a molded brush-like body is used, and FIG. 7 is a side view showing an entire configuration of an automatic deburring apparatus.

1 to 3 are illustrated with the tool unit of FIG. 7 upside down.

First, an outline of the deburring process will be described with reference to a side view showing the entire structure of the automatic deburring apparatus shown in FIG.

A tool unit Yt and then a processed work pallet P2 are arranged along the processing line adjacent to the pallet P1 to be processed, and a guide rail Rg is installed extending above these three pallets. I have. The guide rail Rg
The slider S can be moved and positioned by driving a motor ball screw (not shown).

The tool bed Yb of the tool unit Yt has a length dimension corresponding to the work W in a direction perpendicular to the plane of FIG. 7 and the tool unit Yt is based on the tool bed Yb and a motor ball screw (not shown). The tool unit Yt is provided with a tool 1 having a shaft and a motor M for rotating or vertically moving the tool 1 with the shaft via the shaft 2. .

A suction tool Vh such as a vacuum pad is attached to the slider S via the upper and lower cylinders Cy.
1 is taken from the pallet P1 for a workpiece to be processed, and is moved to a predetermined position of the next tool unit Yt to perform deburring of a processing hole portion. S is a suction device such as a vacuum pad via the upper and lower cylinders Cy in the same manner as the above operation.
While moving up along the guide rail Rg while being sucked and held by h, it is accumulated at a predetermined position on the processed work pallet P2.

(First Embodiment) A first embodiment will be described below with reference to FIG.

The brush-like body 1 is formed into a conical shape with an adhesive material, synthetic rubber, synthetic resin, or the like so that the brush-like body 1 has shape retention, and the shaft 2 of the brush-like body 1 is slidable in the cylindrical rotary body 3. Inserted in
A spring mechanism 4 serving as a buffering member or a fluid such as oil or air serving as a buffering material is interposed at the top of the shaft 2 of the brush-like body 1 to constitute a floating mechanism FK. It is rotatable with the body 1, and has a configuration in which the pressing force can be controlled by the floating mechanism FK.

The operation will be described based on the above configuration.

In order to remove burrs and the like generated at the periphery of the contour of the work W processed by a sheet metal processing machine such as a press machine or a laser processing machine, the work W is formed into a conical shape with an adhesive material, synthetic rubber or synthetic resin. The brush-like body 1 having shape-retaining property is inserted into the cylindrical rotary body 3 by interposing a spring member 4 serving as a buffer member or a fluid such as oil or air serving as a buffer material at the top of the shaft 2. The floating mechanism FK is slidably inserted to form a floating mechanism FK, and the cylindrical rotating body 3 is connected to a motor M via a rotating shaft provided on the top thereof, and the cylindrical rotating body 3 is 1, the brush-like body 1 is delicately floated in the Z-axis direction by utilizing the characteristics of the floating mechanism as shown in FIG. Can be polished.

(Embodiment 2) In Embodiment 1, the cylindrical rotating body 3
In the second embodiment, the shaft of the brush-like body 1 is connected to the drive shaft of a motor that controls the rotation, and a vertical guide is provided on the side of the motor body, as shown in FIG. And a guide engaging portion is provided so as to be slidable in the vertical direction together with the brush-like body 1, and a spring-floating mechanism is configured by interposing a spring member 4 as a buffer member on the top of the motor body to reduce the pressing force. Controllable configuration.

The operation will be described based on the above configuration.

The shaft of the brush-like body 1 is connected to the drive shaft of a motor that controls the rotation, and a guide engaging portion is provided on the side of the motor body to engage with a vertical guide. In the deburring process of the work W, a brush-like structure is provided in the vertical direction as shown in FIG. The body 1 can be slightly floated along the guide by a guide engaging portion provided on the motor body, and can be polished while controlling the pressing force.

(Embodiment 3) Embodiment 3 is characterized in that the floating mechanism is a floating mechanism using a fluid cylinder, and the construction and operation of other parts are the same as those of Embodiment 2, so description thereof will be omitted. .

The method of connecting the rotary shaft provided on the top of the cylindrical rotary member 3 in the first embodiment to the motor M, and the method of connecting the brush-like member 1 to the drive shaft of the motor in the second and third embodiments are as follows. Even if it is directly connected, it may be detachable via a coupling or the like, and a speed reducer may be used for rotation speed control, or an inverter control device may be used.

[0026]

According to the present invention, an appropriate deburring operation can be performed without damaging the work surface by adding a floating mechanism to the conical brush-like body and controlling the pressing force. This has the effect.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional side view showing an embodiment of a tool unit of an automatic deburring apparatus according to the present invention.

FIG. 2 is a side view showing an embodiment 2;

FIG. 3 is a side view showing a form of a third embodiment;

FIG. 4 is an explanatory view of a situation where a brush having a flat tip is used.

FIG. 5 is an explanatory view of a situation in which the brush is used with an angle applied and tilted.

FIG. 6 is an explanatory view of a situation when a molded brush-like body is used.

FIG. 7 is a side view showing the entire configuration of the automatic deburring apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Brush-like body 2 shaft 3 Cylindrical rotating body 4 Buffer member FK Floating mechanism Yt Tool unit W Work

Claims (5)

[Claims] 1. A tool unit of an automatic deburring device for removing burrs and the like generated on a peripheral edge portion of a contour of a workpiece processed by a sheet metal processing machine such as a press machine or a laser processing machine. Is formed into a conical shape with an adhesive material, synthetic rubber, synthetic resin, or the like so as to have shape retention properties. The shaft of the brush-like body is slidably inserted into a cylindrical rotating body, and the shaft of the brush-like body is A floating mechanism is formed by interposing a buffer member or a buffer material at the top of the cylindrical body, and the cylindrical rotating body is rotatable together with the brush-like body, and the pressing force is controlled by the floating mechanism so that burrs and the like can be removed. A tool unit for an automatic deburring device. 2. A tool unit for an automatic deburring device according to claim 1, wherein said floating mechanism has a buffer member formed of a spring. 3. The tool unit for an automatic deburring device according to claim 1, wherein the floating mechanism forms a cylinder using the cushioning material as a fluid. 4. A deburring device for removing burrs and the like generated on a peripheral edge portion of a workpiece processed by a sheet metal processing machine such as a press machine or a laser processing machine. The shaft of the brush-like body is connected to the drive shaft of a motor that performs rotational driving, and is formed with an adhesive, synthetic rubber, synthetic resin, or the like to provide shape retention. In combination, a guide engaging portion is provided so as to be slidable in the vertical direction together with the brush-like body, and a spring-floating mechanism is configured by interposing a spring member as a buffer member on the top of the motor body, controlling the pressing force, A tool unit for an automatic deburring device, which is capable of removing burrs and the like. 5. A tool unit for an automatic deburring apparatus according to claim 4, wherein said buffer member is a fluid cylinder, and said fluid cylinder is interposed at a top of a motor body to constitute a floating mechanism by said fluid cylinder.